Part A. Titration of Pure Saturated Ca(OH)2 Solutionsnip Trial 1 Trial 2 Volume of Ca(OH)2 solution used, mL Final HCl buret reading, mL Initial HCl buret reading, mL Volume of HCl solution used, mL Concentration of HCl solution used, M 25.0 25.0 21.3 40.5 0.0 21.3 21.3 19.2 0.05 0.05 Moles of HCl used 1.065 0.96 Moles of Ca(OH)2 solution Concentration of Ca(OH)2 solution, M Concentration of Ca2+ ions, M Concentration of OH- ions, M Ksp value for Ca(OH)2 Average Ksp value for Ca(OH)2 Sample Calculations: Moles = molarity X volume Moles = (21.3)(0.05) = 1.065
Part A. Titration of Pure Saturated Ca(OH)2 Solutionsnip Trial 1 Trial 2 Volume of Ca(OH)2 solution used, mL Final HCl buret reading, mL Initial HCl buret reading, mL Volume of HCl solution used, mL Concentration of HCl solution used, M 25.0 25.0 21.3 40.5 0.0 21.3 21.3 19.2 0.05 0.05 Moles of HCl used 1.065 0.96 Moles of Ca(OH)2 solution Concentration of Ca(OH)2 solution, M Concentration of Ca2+ ions, M Concentration of OH- ions, M Ksp value for Ca(OH)2 Average Ksp value for Ca(OH)2 Sample Calculations: Moles = molarity X volume Moles = (21.3)(0.05) = 1.065
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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I completed a lab, and have some questions on the write up.
I have about half of the question done, but I'm not sure how to find the moles of Ca(OH)2, and I assume I need that to move on, as the rest doesnt make sense to me either.
Transcribed Image Text:Part A. Titration of Pure Saturated Ca(OH)2 Solutionsnip
Trial 1
Trial 2
Volume of Ca(OH)2 solution used, mL
Final HCl buret reading, mL
Initial HCl buret reading, mL
Volume of HCl solution used, mL
Concentration of HCl solution used, M
25.0
25.0
21.3
40.5
0.0
21.3
21.3
19.2
0.05
0.05
Moles of HCl used
1.065
0.96
Moles of Ca(OH)2 solution
Concentration of Ca(OH)2 solution, M
Concentration of Ca2+ ions, M
Concentration of OH- ions, M
Ksp value for Ca(OH)2
Average Ksp value for Ca(OH)2
Sample Calculations:
Moles = molarity X volume
Moles = (21.3)(0.05) = 1.065
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